FR319894A - Improvements in telescopes - Google Patents
Improvements in telescopesInfo
- Publication number
- FR319894A FR319894A FR319894DA FR319894A FR 319894 A FR319894 A FR 319894A FR 319894D A FR319894D A FR 319894DA FR 319894 A FR319894 A FR 319894A
- Authority
- FR
- France
- Prior art keywords
- telescopes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR319894T | 1902-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR319894A true FR319894A (en) | 1902-11-26 |
Family
ID=1370433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR319894D Expired FR319894A (en) | 1902-03-24 | 1902-03-24 | Improvements in telescopes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR319894A (en) |
-
1902
- 1902-03-24 FR FR319894D patent/FR319894A/en not_active Expired
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